How far is Gaithersburg, MD from Riverside, MD?
The driving distance from Gaithersburg, MD to Riverside, MD is about 25 miles (40.3 km), with a travel time of about 00h 37m by car.
- The straight-line flight distance is about 17.1 miles (27.5 km).
- For a round trip, plan for roughly 01h 14m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 00h 37m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Unincorporated area in Montgomery County, Maryland, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Gaithersburg and Riverside.
Turn-by-Turn Driving Directions
Step-by-step road directions between Gaithersburg and Riverside.
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1
Start on the route
26 m · 8 sec
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2
Turn right onto North Frederick Avenue
993 ft · 17 sec · North Frederick Avenue
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3
Continue on South Frederick Avenue
1.4 mi · 2 min · South Frederick Avenue
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4
Continue on Frederick Road
1906 ft · 43 sec · Frederick Road
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5
Turn left onto Shady Grove Road
1.1 mi · 3 min · Shady Grove Road
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6
Turn left onto MD 200 Toll East
2888 ft · 1 min
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7
Merge slight left onto Intercounty Connector
12.8 mi · 16 min · Intercounty Connector
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8
Take the exit slight right toward US 29: Silver Spring, Columbia
1170 ft · 29 sec
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9
Keep slight left to continue on US 29 North: Columbia
2435 ft · 59 sec
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10
Merge slight left onto Columbia Pike
7.5 mi · 10 min · Columbia Pike
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11
Take the exit slight left toward Rivers Edge
103 m · 12 sec
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12
Continue on Rivers Edge Road
1869 ft · 1 min · Rivers Edge Road
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13
Turn left onto Rivers View Court
119 m · 17 sec · Rivers View Court
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14
Arrive at your destination
0 m · 1 sec · Rivers View Court
Car Route Details
A richer read on the saved driving route between Gaithersburg and Riverside.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Intercounty Connector
Merge slight left onto Intercounty Connector
12.8 mi · 00h 16m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Cloudy leaving Gaithersburg and Cloudy near Riverside.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Gaithersburg to Riverside?
The road trip is about 25 miles (40.3 km) and usually takes 00h 37m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Colesville is a useful midpoint, sitting about 12.5 miles from Gaithersburg and 12.6 miles from Riverside.
How much longer is the road route than the straight-line distance?
The direct path is about 17.1 miles (27.5 km), while the road route adds roughly 7.9 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:16 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.73 one way or $7.46 round trip. Estimated CO2 is about 7.8 kg one way.
What should you check before leaving?
Before you leave, expect Cloudy around Gaithersburg and Cloudy near Riverside.
Stop Ideas Near Colesville
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
United States Capitol
D C Government
The John Wilson Building
Town Hall Liquor And Bar
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Colesville.
Rockville station
New Carrollton station
Washington Union Station
BWI Rail Station
Flight Path Map
This map shows the direct air route between Gaithersburg and Riverside. Straight-line distance: 17.06 mi (27.46 km).
#1 Gaithersburg
The second most populous city in Montgomery County, Maryland.
| Population | 67,741 |
| Coordinates | 39.1434400, -77.2013700 |
| Altitude | 153 |
| Country | United States |
#2 Riverside
Riverside is a place in Maryland, United States.
| Population | 0 |
| Coordinates | 39.1734400, -76.8852500 |
| Altitude | 98 |
| Country | United States |
End: Riverside (-76.88525, 39.17344)
Estimated Travel Time
Distance: 40 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 50m |
| 40 mph (64.37 km/h) | 00h 37m |
| 50 mph (80.47 km/h) | 00h 30m |
| 60 mph (96.56 km/h) | 00h 25m |
| 70 mph (112.65 km/h) | 00h 21m |
| 80 mph (129 km/h) | 00h 18m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.24 | $3.73 | $7.46 |
| Mid-grade | $4.84 | $4.26 | $8.52 |
| Premium | $5.15 | $4.53 | $9.06 |
| Diesel | $6.36 | $5.60 | $11.20 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Maryland · Oct 15, 2026